نتایج جستجو برای: 1 along with three planting patterns row
تعداد نتایج: 10568925 فیلتر نتایج به سال:
in order to investigate the effects of row intercropping of bean (phaseolus vulgaris l.) with borage (borago officinalis l.) on its ecological characteristics such as weed and insect diversity, composition and density and their yield and evaluating of the best strip width, a field experiment was conducted based on randomized complete block design with three replications at the agricultural rese...
With the continuous improvement of mechanization level and development new crop varieties, optimal strip width for intercropping crops is important. In this study, field experiments were conducted to analyze effects different row spacings planting patterns on photosynthesis, chlorophyll fluorescence, related enzyme activities maize ear leaves in a maize–soybean system using two (wide–narrow row...
The objective of this study was to determine if planting cotton into the space between the previous year's rows reduces crop loss due to Meloidogyne incognita compared to planting in the same row every year. Row placement had a significant (P </= 0.05) effect on nematode population levels only on 8 July 2005. Plots receiving 1,3-dichloropropene plus aldicarb had lower nematode population levels...
abstract this study investigated the predictability of variables from a motivational framework as well as individuals qualities to predict three non-linguistic outcomes of language learning. gardners socio-educational model with its measures has been used in the current study. individual qualities presented in this study include (1) age, (2) gender, and (3) language learning experience. the...
Cultural management practices that reduce the off-site transport of herbicides applied to row crops are needed to protect surface water quality. A soybean [Glycine max (L.) Merr.] field study was conducted near Stoneville, MS on Sharkey clay to evaluate row spacing (50 cm vs. 100 cm) effects on metolachlor [2-chloro-N-(2-ethyl-6-methylphenyl)-N-(methoxy-1-methylethyl) acetamide] transport. One ...
The basic requirements for small scale cropping machines are, they should be suitable for small farms, simple in design and technology and versatile for use in different farm operations. A manually operated template row planter was designed and developed to improve planting efficiency and reduce drudgery involved in manual planting method. Seed planting is also possible for different size of se...
Determining the critical time for weed removal (CTWR) is essential development of an integrated management plan. Therefore, field experiments were conducted to evaluate effects two planting patterns (standard and twin-row) with without PRE-applied herbicides on CTWR in corn. Experiments laid out a split-plot arrangement main plots: (i) standard row (SRP) that 70 cm wide, (ii) twin-row (TRP) 50 ...
To evaluate the effect of plant density on yield and quantitative characteristics of two greenhouse cucumber cultivars, this experiment was planned as factorial, based on completely randomized blocks design with three replications, during two years in the greenhouse of Jiroft Agricultural Research Center, Jiroft, Iran. The experimental factors were width of planting strip (15, 30 and 45 cm), ...
A literature study was undertaken on the weeding of maize on smallholder farms in Ciskei, South Africa. Most weeding under these conditions is carried out by hand pulling or hand hoeing. Only limited use is made of animal traction, and large-scale development of this method will not be possible until the conventional broadcast method of planting maize has been replaced by row planting.
in order to evaluate the effects of different planting dates and biological fertilizers on yield, yield components and essential oil content in cumin (cuminum cyminum) and fenugreek (trigonella foenum-graecum) intercropping, an experiment was conducted in a split-plot factorial arrangement in a randomized complete block design with three replications in research farm of ferdowsi university of m...
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